2020 Buick Encore GX problems & reliability
69 owner complaints filed with NHTSA for the 2020 Buick Encore GX, alongside 2 safety recall campaigns. Last verified Sep 22, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
2 complaints report injuries (3 injured).
Federal crash records (FARS 2020–2023): 2020 Buick Encore GX vehicles were involved in 20 fatal crashes with 10 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Service Brakes → | 19 | 28% |
| Unknown / Other | 19 | 28% |
| Power Train → | 18 | 26% |
| Electrical System → | 15 | 22% |
| Engine → | 13 | 19% |
| Vehicle Speed Control | 5 | 7% |
| Steering | 4 | 6% |
| Air Bags | 3 | 4% |
| Fuel/propulsion System | 3 | 4% |
| Engine and Engine Cooling | 2 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 20 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“There was no service engine warning light on my dashboard. Pending codes in the pictures below popped up on my diagnostics tool less than 24 hours after buying the vehicle from an Audi Dealer. The engine went into limp mode as you can see from the picture below that shows Engine Power is Reduced. After researching…”
Unknown / Other · filed Sep 14, 2026
“While reversing, the vehicle suddenly jumped/jerked unexpectedly. Another vehicle was parked close behind me, and I was afraid my vehicle was going to jump into it because the movement was sudden and difficult to control. On another occasion, while traveling approximately 20 mph through a longer curve, the vehicle…”
Power Train · filed Sep 8, 2026
“The cluster display shows "shift to park" even while vehicle is stopped, gear shift in park position, and engine is off.”
Electrical System · filed Aug 29, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
636 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2020 Buick Encore GX. The 10 most recent:
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
This Preliminary Information provides the dealer information of the location of the rear seat child anchors.
PIT5995B · Service Bulletin/Repair Instructions · issued Sep 4, 2026
Special Coverage. Certain 2020 model year Buick Encore GX vehicles, equipped with a 1.2L engine, may have a condition that could cause the turbocharger to fail. If this condition occurs, the Malfunction Indicator Lamp…
N232407740-03 · Warranty Program/Extension · issued Sep 1, 2026
This Preliminary Information provides a diagnostic tip for diagnosing an issue with Cruise Control, Adaptive Cruise and Lane Keep Assist Turns Off or Inoperative.
PIT6196A · Service Bulletin/Repair Instructions · issued Aug 28, 2026
This Preliminary information communicates to the technician the direction needed when encountering an issue with switching between adaptive cruise control and regular cruise control or an issue with automatic high beam…
PIC6548B · Service Bulletin/Repair Instructions · issued Jul 23, 2026
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
PIP6032B provides diagnostic direction for dealers when encountering transmission leaks
PIP6032C · Service Bulletin/Repair Instructions · issued Jun 3, 2026
This PI instructs dealers to install foam around the shifter cable to stop rattling
PIP6029A · Service Bulletin/Repair Instructions · issued Apr 21, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This bulletin communicates to a dealer the repair direction that should be taken if they encounter a vibration from the engine when the vehicle is parked facing downhill.
PIC6553B · Service Bulletin/Repair Instructions · issued Mar 30, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2020 Buick Encore GX has 2 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2020 Buick Encore GX?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.